The carbon pricing system that's most relevant for oil and gas in this discussion is Alberta's provincial large emitter system, called the TIER program. This is a program that works fairly well. Prices for industry emissions are currently at $80 per tonne.
That's an example of something that.... It's not to make predictions about future policy. It's something whose continued existence and stability are important for investment in the sector. The revenues from that flow in part to the government, but also provide subsidies to research and development and technology adoption in the sector.